From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1851) id F0F883857C44; Wed, 5 Oct 2022 12:10:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F0F883857C44 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1664971804; bh=/QHnUe3EPz8NWeKamgG7DmO4xMCZCMBwh+2YafLDB+A=; h=From:To:Subject:Date:From; b=SdJsr3gPKUoZaCEVAr+Rrl2pjivkBsaEmmvn3bzoYtOTDUy1M4XXbQqGY3Y+emeEJ YCXqt0x6HpLITmea1dF2PjkmpOPsq/P8RSqubqCYpTwwLkNAxlNlKd/txFzxxR74+A S4CBK4w+hBuppLBxYLPj7ZXK48DUazkSHbGuGk6I= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Martin Liska To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/marxin/heads/PR107156-allow-leading-dast-in-attr-v2)] c: support the attribute starting with '_' X-Act-Checkin: gcc X-Git-Author: Martin Liska X-Git-Refname: refs/users/marxin/heads/PR107156-allow-leading-dast-in-attr-v2 X-Git-Oldrev: 233c966dba5012938a1f84e14c26b52d507b2aae X-Git-Newrev: b7eb1e7a0e887849470ec96c5f31422b2224c461 Message-Id: <20221005121004.F0F883857C44@sourceware.org> Date: Wed, 5 Oct 2022 12:10:04 +0000 (GMT) List-Id: https://gcc.gnu.org/g:b7eb1e7a0e887849470ec96c5f31422b2224c461 commit b7eb1e7a0e887849470ec96c5f31422b2224c461 Author: Martin Liska Date: Wed Oct 5 12:34:30 2022 +0200 c: support the attribute starting with '_' PR c/107156 gcc/ChangeLog: * attribs.h (lookup_attribute_by_prefix): Support the attribute starting with underscore (_Noreturn). Diff: --- gcc/attribs.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/attribs.h b/gcc/attribs.h index b2836560fc2..121b9ebbc39 100644 --- a/gcc/attribs.h +++ b/gcc/attribs.h @@ -274,8 +274,8 @@ lookup_attribute_by_prefix (const char *attr_name, tree list) } const char *p = IDENTIFIER_POINTER (name); - gcc_checking_assert (attr_len == 0 || p[0] != '_'); - + gcc_checking_assert (attr_len == 0 || p[0] != '_' + || (ident_len > 1 && p[1] != '_')); if (strncmp (attr_name, p, attr_len) == 0) break;